Flutter abstract class Nedir

You can extend an abstract class with the keyword extends , and the concrete class will inherit all possible behavior of the abstract class.

You can extend an abstract class with the keyword extends , and the concrete class will inherit all possible behavior of the abstract class.

Though, on the contrary, a normal class (non-abstract class) cannot have abstract methods. An abstract class is mainly used to provide a base for subclasses to extend and implement the abstract methods that are present in the abstract class .

Though, on the contrary, a normal class (non-abstract class) cannot have abstract methods. An abstract class is mainly used to provide a base for subclasses to extend and implement the abstract methods that are present in the abstract class .

Abstract classes cannot be instantiated , but they can be subclassed. When an abstract class is subclassed, the subclass usually provides implementations for all of the abstract methods in its parent class. However, if it does not, then the subclass must also be declared abstract .

Abstract classes cannot be instantiated , but they can be subclassed. When an abstract class is subclassed, the subclass usually provides implementations for all of the abstract methods in its parent class. However, if it does not, then the subclass must also be declared abstract .